12309099 has 8 divisors (see below), whose sum is σ = 17904192. Its totient is φ = 7460040.

The previous prime is 12309097. The next prime is 12309103. The reversal of 12309099 is 99090321.

12309099 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12309099 - 2¹ = 12309097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 373003 = 12309099 / (1 + 2 + 3 + 0 + 9 + 0 + 9 + 9).

It is not an unprimeable number, because it can be changed into a prime (12309097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186469 + ... + 186534.

It is an arithmetic number, because the mean of its divisors is an integer number (2238024).

Almost surely, 2^12309099 is an apocalyptic number.

12309099 is a deficient number, since it is larger than the sum of its proper divisors (5595093).

12309099 is a wasteful number, since it uses less digits than its factorization.

12309099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373017.

The product of its (nonzero) digits is 4374, while the sum is 33.

The square root of 12309099 is about 3508.4325559999. The cubic root of 12309099 is about 230.8919304842.

The spelling of 12309099 in words is "twelve million, three hundred nine thousand, ninety-nine".